Files
deb-python-cassandra-driver/tests/integration/standard/test_routing.py
2015-02-10 12:02:01 -06:00

98 lines
3.3 KiB
Python

# Copyright 2013-2015 DataStax, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
try:
import unittest2 as unittest
except ImportError:
import unittest # noqa
from uuid import uuid1
import logging
log = logging.getLogger(__name__)
from cassandra.cluster import Cluster
from tests.integration import use_singledc, PROTOCOL_VERSION
def setup_module():
use_singledc()
class RoutingTests(unittest.TestCase):
@property
def cfname(self):
return self._testMethodName.lower()
@classmethod
def setup_class(cls):
cls.cluster = Cluster(protocol_version=PROTOCOL_VERSION)
cls.session = cls.cluster.connect('test1rf')
@classmethod
def teardown_class(cls):
cls.cluster.shutdown()
def insert_select_token(self, insert, select, key_values):
s = self.session
bound = insert.bind(key_values)
s.execute(bound)
my_token = s.cluster.metadata.token_map.token_class.from_key(bound.routing_key)
cass_token = s.execute(select, key_values)[0][0]
token = s.cluster.metadata.token_map.token_class(cass_token)
self.assertEqual(my_token, token)
def create_prepare(self, key_types):
s = self.session
table_name = "%s_%s" % (self.cfname, '_'.join(key_types))
key_count = len(key_types)
key_decl = ', '.join(['k%d %s' % (i, t) for i, t in enumerate(key_types)])
primary_key = ', '.join(['k%d' % i for i in range(key_count)])
s.execute("CREATE TABLE %s (%s, v int, PRIMARY KEY ((%s)))" %
(table_name, key_decl, primary_key))
parameter_places = ', '.join(['?'] * key_count)
insert = s.prepare("INSERT INTO %s (%s, v) VALUES (%s, 1)" %
(table_name, primary_key, parameter_places))
where_clause = ' AND '.join(['k%d = ?' % i for i in range(key_count)])
select = s.prepare("SELECT token(%s) FROM %s WHERE %s" %
(primary_key, table_name, where_clause))
return (insert, select)
def test_singular_key(self):
# string
insert, select = self.create_prepare(('text',))
self.insert_select_token(insert, select, ('some text value',))
# non-string
insert, select = self.create_prepare(('bigint',))
self.insert_select_token(insert, select, (12390890177098123,))
def test_composite(self):
# double bool
insert, select = self.create_prepare(('double', 'boolean'))
self.insert_select_token(insert, select, (3.1459, True))
self.insert_select_token(insert, select, (1.21e9, False))
# uuid string int
insert, select = self.create_prepare(('timeuuid', 'varchar', 'int'))
self.insert_select_token(insert, select, (uuid1(), 'asdf', 400))
self.insert_select_token(insert, select, (uuid1(), 'fdsa', -1))